Background
Determining anthropometric measures that indicate different fat deposits can be useful to predict metabolic risk and set specific treatment goals, reducing negative consequences for maternal and fetal health. In cases where pre-gestational weight measure and subsequent body mass index (BMI) values cannot be determined, other anthropometric measurements may be ideal for measuring the nutritional status of pregnant women, especially in low- and middle-income countries. This study aims to identify which anthropometric measurements correlate better with the maternal fat deposits measured by ultrasound.
Methods
A cross-sectional study was conducted with pregnant women from the city of Porto Alegre (city), capital of Rio Grande do Sul (state), southern Brazil, from October 2016 until January 2018. Anthropometrical variables (weight, height, mid-upper arm circumference MUAC, circumferences of calf and neck and triceps skinfolds TSF and subscapular skinfolds SBSF), and ultrasound variables (visceral adipose tissue VAT and total adipose tissue TAT) were collected. To verify the correlation of anthropometric and ultrasound measurements, a non-adjusted and adjusted Spearman correlation was used. The study was approved by the ethics committees.
Results
The age median of the 149 pregnant women was 25 years 21 - 31, pre-pregnancy BMI was 26.22kg/m² 22.16 – 31.21 and gestational age was 16.2 weeks 13.05 – 18.10. The best measurements correlated with VAT and TAT were MUAC and SBSF, both of which showed a higher correlation than pre-pregnancy BMI.
Conclusion
It is possible to provide a practical and reliable estimate of VAT and TAT from the anthropometric evaluation (MUAC or SBSF) that is low cost, efficient and replicable in an outpatient clinic environment, especially in low- and middle-income countries.
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On 14 Sep, 2020
On 14 Sep, 2020
Posted 30 Jul, 2020
On 08 Sep, 2020
On 19 Aug, 2020
Received 19 Aug, 2020
Invitations sent on 17 Aug, 2020
On 22 Jul, 2020
On 21 Jul, 2020
On 21 Jul, 2020
On 28 May, 2020
Received 04 Dec, 2019
On 26 Nov, 2019
Invitations sent on 21 Nov, 2019
On 21 Nov, 2019
On 31 Oct, 2019
On 15 Oct, 2019
On 15 Oct, 2019
On 02 Oct, 2019
On 14 Sep, 2020
On 14 Sep, 2020
Posted 30 Jul, 2020
On 08 Sep, 2020
On 19 Aug, 2020
Received 19 Aug, 2020
Invitations sent on 17 Aug, 2020
On 22 Jul, 2020
On 21 Jul, 2020
On 21 Jul, 2020
On 28 May, 2020
Received 04 Dec, 2019
On 26 Nov, 2019
Invitations sent on 21 Nov, 2019
On 21 Nov, 2019
On 31 Oct, 2019
On 15 Oct, 2019
On 15 Oct, 2019
On 02 Oct, 2019
Background
Determining anthropometric measures that indicate different fat deposits can be useful to predict metabolic risk and set specific treatment goals, reducing negative consequences for maternal and fetal health. In cases where pre-gestational weight measure and subsequent body mass index (BMI) values cannot be determined, other anthropometric measurements may be ideal for measuring the nutritional status of pregnant women, especially in low- and middle-income countries. This study aims to identify which anthropometric measurements correlate better with the maternal fat deposits measured by ultrasound.
Methods
A cross-sectional study was conducted with pregnant women from the city of Porto Alegre (city), capital of Rio Grande do Sul (state), southern Brazil, from October 2016 until January 2018. Anthropometrical variables (weight, height, mid-upper arm circumference MUAC, circumferences of calf and neck and triceps skinfolds TSF and subscapular skinfolds SBSF), and ultrasound variables (visceral adipose tissue VAT and total adipose tissue TAT) were collected. To verify the correlation of anthropometric and ultrasound measurements, a non-adjusted and adjusted Spearman correlation was used. The study was approved by the ethics committees.
Results
The age median of the 149 pregnant women was 25 years 21 - 31, pre-pregnancy BMI was 26.22kg/m² 22.16 – 31.21 and gestational age was 16.2 weeks 13.05 – 18.10. The best measurements correlated with VAT and TAT were MUAC and SBSF, both of which showed a higher correlation than pre-pregnancy BMI.
Conclusion
It is possible to provide a practical and reliable estimate of VAT and TAT from the anthropometric evaluation (MUAC or SBSF) that is low cost, efficient and replicable in an outpatient clinic environment, especially in low- and middle-income countries.
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